/Engine/Plugins/Experimental/TextToSpeech/Source/TextToSpeech/Public/TextToSpeechModule.h
Returns the factory that creates the platform default text to speech object. For all allowed platforms, this is guaranteed to be valid.
[TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [ITextToSpeechFactory](API\Plugins\TextToSpeech\GenericPlatform\ITextToSpeechFactory) > GetPlatformFactory() const